package inner.stream;

/**
 * @author oldliu
 * @since 1.0
 */
public class DemoF {
    public static void show(Demo d){
        d.add(10,29);
    }
    public static void main(String[] args) {
        show((i,j)->{
            System.out.println(i+j);
        });
    }
}
@FunctionalInterface
 interface Demo{
    public void add(int a,int b);
}